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{{high use}} {{Documentation subpage}} {{Lua|Module:String}} <!----PLEASE ADD CATEGORIES WHERE INDICATED AT THE BOTTOM OF THIS PAGE----> ===Usage=== {{tlc|Str find|''text''|''sub_string''}} Returns the position of first appearance of ''sub_string'' in ''text''. * The comparison is case sensitive. * Returns -1 if ''sub_string'' not found * Character position is 1 based (not 0 based as usual in calculations). * {{Color|red|If ''sub_string'' is empty, this routine returns 1.}} This case will often have to be handled specially. ===Examples=== In the examples, the string to be searched is {{code|1=Abcdefghijklm}}: * A; {{str find|Abcdefghijklm|A}} * a; {{str find|Abcdefghijklm|a}} * def; {{str find|Abcdefghijklm|def}} * klm; {{str find|Abcdefghijklm|klm}} * zyx; {{str find|Abcdefghijklm|zyx}} * empty;klm;{{str find||klm}} * empty;empty; {{str find||}} ===TemplateData=== {{TemplateDataHeader}} <templatedata> { "description": "A template to find the numeric position of first appearance of ''sub_string'' in ''text''", "params": { "1": { "label": "Text", "description": "The text to search within", "type": "string", "required": true }, "2": { "label": "Sub_string", "description": "The string to be searched within the text", "type": "string", "required": true } } } </templatedata> ===See also=== {{String-handling templates |anlys/tech}} <includeonly>{{Sandbox other|| <!----CATEGORIES BELOW THIS LINE, PLEASE:----> [[Category:String manipulation templates]] }}</includeonly>
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